AS7479A Bolts and Screws, Steel, UNS S66286 1650 °F Solution Heat Treated Precipitation Heat Treated Before Roll Threaded

This specification covers bolts and screws made from a corrosion and heat resistant age hardenable iron base alloy of the type identified under the Unified Numbering System as UNS S66286, and of 130 000 psi tensile strength at room temperature, with maximum test temperature of parts at 1200 degrees F.

Primarily for aerospace propulsion system applications where a good combination of strength and resistance to relaxation at elevated temperatures is required.